JE Pro Seal 94mm Bore 0.99mm Thickness Head Gasket SINGLE 2025 Chevrolet Colorado LT Price & Specifications The Car Guide. JE Pro Seal Subaru MLS head gaskets are manufactured from stainless steel material. The multi layer design is embossed and tempered for a long service life. The gaskets include a proprietary four step coating process after embossing which features a silicone coat for improved sealing properties. The Subaru 94mm Head Gasket for the EJ20 comes in a 0. 039in thickness and the gaskets are as a pair in this kit. Features: Multilayer Stainless Steel Head gasket Embossed and tempered Long service life Proprietary 4 step coating process (After embossing) Fits S20 Cylinder Heads Vehicle Fitment: 1994 2000 Subaru WRX (EJ20) 2001 2005 Subaru WRX (EJ20) 1994 2000 Subaru WRX (EJ20) 2001 2005 Subaru WRX (EJ20) 1989 1993 Subaru Liberty RS (EJ20) 1994 1998 Subaru Liberty RS (EJ20) 1999 2003 Subaru Liberty B4 (EJ20) 2004 2006 Subaru Liberty GT (EJ20) 1998 2002 Subaru Forester GT (EJ20)